84 lines
1.9 KiB
C
84 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* (C) Copyright 2011
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* Heiko Schocher, DENX Software Engineering, hs@denx.de.
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*
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* Vased on:
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* (C) Copyright 2009
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* Stefano Babic, DENX Software Engineering, sbabic@denx.de.
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*/
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#ifndef _UBLIMAGE_H_
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#define _UBLIMAGE_H_
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enum ublimage_cmd {
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CMD_INVALID,
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CMD_BOOT_MODE,
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CMD_ENTRY,
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CMD_PAGE,
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CMD_ST_BLOCK,
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CMD_ST_PAGE,
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CMD_LD_ADDR
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};
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enum ublimage_fld_types {
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CFG_INVALID = -1,
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CFG_COMMAND,
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CFG_REG_VALUE
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};
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/*
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* from sprufg5a.pdf Table 110
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* Used by RBL when doing NAND boot
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*/
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#define UBL_MAGIC_BASE (0xA1ACED00)
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/* Safe boot mode */
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#define UBL_MAGIC_SAFE (0x00)
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/* DMA boot mode */
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#define UBL_MAGIC_DMA (0x11)
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/* I Cache boot mode */
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#define UBL_MAGIC_IC (0x22)
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/* Fast EMIF boot mode */
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#define UBL_MAGIC_FAST (0x33)
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/* DMA + ICache boot mode */
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#define UBL_MAGIC_DMA_IC (0x44)
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/* DMA + ICache + Fast EMIF boot mode */
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#define UBL_MAGIC_DMA_IC_FAST (0x55)
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/* Define max UBL image size */
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#define UBL_IMAGE_SIZE (0x00003800u)
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/* one NAND block */
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#define UBL_BLOCK_SIZE 2048
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/* from sprufg5a.pdf Table 109 */
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struct ubl_header {
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uint32_t magic; /* Magic Number, see UBL_* defines */
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uint32_t entry; /* entry point address for bootloader */
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uint32_t pages; /* number of pages (size of bootloader) */
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uint32_t block; /*
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* blocknumber where user bootloader is
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* present
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*/
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uint32_t page; /*
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* page number where user bootloader is
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* present.
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*/
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uint32_t pll_m; /*
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* PLL setting -Multiplier (only valid if
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* Magic Number indicates PLL enable).
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*/
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uint32_t pll_n; /*
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* PLL setting -Divider (only valid if
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* Magic Number indicates PLL enable).
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*/
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uint32_t emif; /*
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* fast EMIF setting (only valid if
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* Magic Number indicates fast EMIF boot).
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*/
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/* to fit in one nand block */
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unsigned char res[UBL_BLOCK_SIZE - 8 * 4];
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};
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#endif /* _UBLIMAGE_H_ */
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